diff --git a/Dockerfile b/Dockerfile
index 119c59b..81588a8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/alpine:latest
+FROM docker.io/library/alpine:3
 
 LABEL org.opencontainers.image.title=jswank/alpine-cli \
       org.opencontainers.image.description="A minimal image for running Linux CLI utilities" \